Regularization by fractional filter methods and data smoothing E Klann, R Ramlau Inverse Problems 24 (2), 025018, 2008 | 55 | 2008 |

A Mumford-Shah level-set approach for the inversion and segmentation of SPECT/CT data E Klann, R Ramlau, W Ring Inverse Problems & Imaging 5 (1), 137, 2011 | 37 | 2011 |

A Mumford–Shah-like method for limited data tomography with an application to electron tomography E Klann SIAM Journal on Imaging Sciences 4 (4), 1029-1048, 2011 | 35 | 2011 |

Two-step regularization methods for linear inverse problems E Klann, P Maass, R Ramlau Walter de Gruyter 14 (6), 583-607, 2006 | 33 | 2006 |

Wavelet methods for a weighted sparsity penalty for region of interest tomography E Klann, ET Quinto, R Ramlau Inverse Problems 31 (2), 025001, 2015 | 28 | 2015 |

Numerical methods for the design of gradient-index optical coatings SW Anzengruber, E Klann, R Ramlau, D Tonova Applied optics 51 (34), 8277-8295, 2012 | 26 | 2012 |

On fractional Tikhonov regularization D Gerth, E Klann, R Ramlau, L Reichel Journal of Inverse and ILL-Posed Problems 23 (6), 611-625, 2015 | 25 | 2015 |

Shrinkage versus deconvolution E Klann, M Kuhn, DA Lorenz, P Maass, H Thiele Inverse problems 23 (5), 2231, 2007 | 18 | 2007 |

Wavelet-based multilevel methods for linear ill-posed problems E Klann, R Ramlau, L Reichel BIT Numerical Mathematics 51 (3), 669-694, 2011 | 17 | 2011 |

Regularization Properties of Mumford--Shah-Type Functionals with Perimeter and Norm Constraints for Linear Ill-Posed Problems E Klann, R Ramlau SIAM Journal on Imaging Sciences 6 (1), 413-436, 2013 | 15 | 2013 |

Regularization of linear ill-posed problems in two steps: combination of data smoothing and reconstruction methods E Klann Universität Bremen, 2006 | 7 | 2006 |

Simultaneous reconstruction and segmentation for tomography data R Ramlau, E Klann, W Ring PAMM: Proceedings in Applied Mathematics and Mechanics 7 (1), 1050303-1050305, 2007 | 4 | 2007 |

Tikhonov regularization with wavelet shrinkage for linear inverse problems E Klann, P Maß, R Ramlau Preprint, 2006 | 3 | 2006 |

A Mumford–Shah-type approach to simultaneous reconstruction and segmentation for emission tomography problems with Poisson statistics E Klann, R Ramlau, P Sun Journal of Inverse and Ill-posed Problems 25 (4), 521-542, 2017 | 2 | 2017 |